StickyScrollView

buildscript {
    repositories {
        ...
        maven { url 'https://jitpack.io' }
    }
}
allprojects {
    repositories {
        ...
        maven { url 'https://jitpack.io' }
    }
}

dependencies {
  ...
   implementation 'com.gitee.zhaolonglongmayday:sticky-scroll-view:v1.1.1'
}

<cn.com.jmw.mylibrary.StickyScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">

  
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical">


        <View
            android:layout_width="match_parent"
            android:layout_height="300dp"
            android:background="#B55D52" />


        <View
            android:layout_width="match_parent"
            android:layout_height="300dp"
            android:background="#366DF1" />

        <TextView
            android:layout_width="match_parent"
            android:layout_height="100dp"
            android:background="@color/white"
            android:gravity="center"
            android:tag="sticky"
            android:text="我是悬浮标题" />

        <View
            android:layout_width="match_parent"
            android:layout_height="300dp"
            android:background="#A8A8A8" />


        <View
            android:layout_width="match_parent"
            android:layout_height="300dp"
            android:background="#ACACAC" />


        <View
            android:layout_width="match_parent"
            android:layout_height="300dp"
            android:background="#D7BB80" />


        <View
            android:layout_width="match_parent"
            android:layout_height="300dp"
            android:background="#ff3737" />


        <View
            android:layout_width="match_parent"
            android:layout_height="300dp"
            android:background="#E44B46" />


    </LinearLayout>


</cn.com.jmw.mylibrary.StickyScrollView>